package com.wzc.bigevent.mapper;

import com.github.pagehelper.Page;
import com.wzc.bigevent.pojo.Article;
import org.apache.ibatis.annotations.*;

import java.util.List;

@Mapper
public interface ArticleMapper {

    // 添加文章
    @Insert("insert into article(title,content,cover_img,state,category_id,create_user,create_time,update_time) " +
            "values(#{title},#{content},#{coverImg},#{state},#{categoryId},#{createUser},#{createTime},#{updateTime})")
    void add(Article article);

    // 根据id查询文章
    @Select("select * from article where id=#{id}")
    Article getArticleById(Integer id);

    // 更新文章
    @Update("update article set title=#{title},content=#{content},cover_img=#{coverImg},state=#{state},category_id=#{categoryId},update_time=now() where id=#{id}")
    void update(Article article);

    // 删除文章
    @Delete("delete from article where id=#{id}")
    void delete(Integer id);

    // 根据条件查询文章列表
    Page<Article> getList(Integer categoryId, String state, Integer userId);
}
